<template>
  <div>
    <!-- 面包屑导航区 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>订单管理</el-breadcrumb-item>
      <el-breadcrumb-item>订单列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片视图区域 -->
    <el-card>
      <el-row>
        <el-col :span="8">
          <!-- 搜索框 -->
          <el-input placeholder="请输入内容">
            <el-button slot="append" icon="el-icon-search"></el-button>
          </el-input>
        </el-col>
      </el-row>

      <!-- 订单列表数据 -->
      <el-table :data="orderlist" border stripe>
        <!-- 索引列 -->
        <el-table-column type="index" label="#"></el-table-column>
        <el-table-column label="订单编号" prop="order_number"></el-table-column>
        <el-table-column label="订单价格" prop="order_price"></el-table-column>
        <el-table-column label="是否付款" prop="pay_status">
          <template slot-scope="scope">
            <el-tag type="success" v-if="scope.row.pay_status === '1'"
              >已付款</el-tag
            >
            <el-tag type="danger" v-else>未付款</el-tag>
          </template>
        </el-table-column>
        <el-table-column label="是否发货" prop="is_send"></el-table-column>
        <el-table-column label="下单时间" prop="create_time">
          <template slot-scope="scope">
            {{ scope.row.create_time | dateFormat }}
          </template>
        </el-table-column>
        <el-table-column label="操作">
          <template slot-scope="scope">
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              @click="showBox(scope.row.order_id)"
            ></el-button>
            <el-button
              type="success"
              icon="el-icon-location"
              size="mini"
              @click="showProgressBox"
            ></el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页区 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[5, 10, 15, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>

    <!-- 修改地址对话框 -->
    <el-dialog
      title="修改地址"
      :visible.sync="addressVisible"
      width="50%"
      @close="addressDialogClosed"
    >
      <!-- 修改地址表单 -->
      <el-form
        :model="addressForm"
        :rules="addressFormRules"
        ref="addressFormRef"
        label-width="100px"
      >
        <el-form-item label="省市区/县" prop="address1">
          <!-- <el-input v-model="addressForm.address1"></el-input> -->
          <el-cascader
            :options="cityData"
            v-model="addressForm.address1"
            :props="addressProps"
          >
          </el-cascader>
        </el-form-item>
        <el-form-item label="详细地址" prop="address2">
          <el-input v-model="addressForm.address2"></el-input>
        </el-form-item>
      </el-form>
      <!-- 由于未给出修改地址的接口，也没有解释得到的address与address1、address2的关系，
      推测：里面的cgn_address是详细地址，省市区县是详细地址提取。此处不添加提交修改事件。 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addressVisible = false">取 消</el-button>
        <el-button type="primary" @click="addressVisible = false"
          >确 定</el-button
        >
      </span>
    </el-dialog>

    <!-- 展示物流进度的对话框 -->
    <el-dialog title="物流进度" :visible.sync="progressVisible" width="50%">
      <!-- 订单详情中发货的订单没有找到其物流单号，因此只能使用测试单号查询物流,
      测试单号为：1106975712662，物流进度以时间轴的形式渲染到对话框中 
      Timeline组件：
      -->
      <el-timeline>
        <el-timeline-item
          v-for="(activity, index) in progressInfo"
          :key="index"
          :timestamp="activity.time"
        >
          {{ activity.context }}
        </el-timeline-item>
      </el-timeline>
    </el-dialog>
  </div>
</template>

<script>
import cityData from './city_data2017_element'

export default {
  data() {
    return {
      //查询对象
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      total: 0,
      //订单列表
      orderlist: [],
      //控制修改地址对话框的显示与隐藏
      addressVisible: false,
      //修改地址对话框的表单对象
      addressForm: {
        address1: [],
        address2: ''
      },
      //修改地址对话框的表单验证对象
      addressFormRules: {
        address1: [
          { required: true, message: '请输入选择省市区/县！', trigger: 'blur' }
        ],
        address2: [
          { required: true, message: '请填写详细地址！', trigger: 'blur' }
        ]
      },
      cityData,
      addressProps: {
        expandTrigger: 'hover'
      },
      //订单详情
      orderDetail: {},
      //订单地址
      address: '',
      //控制物流进度对话框的显示与隐藏
      progressVisible: false,
      //物流信息列表
      progressInfo: []
    }
  },

  created() {
    this.getOrderList()
  },

  methods: {
    async getOrderList() {
      const { data: res } = await this.$http.get('orders', {
        params: this.queryInfo
      })
      console.log(res)
      if (res.meta.status !== 200)
        return this.$message.error('获取订单列表失败！')
      this.orderlist = res.data.goods
      this.total = res.data.total
    },
    //监听分页每页大小变化
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getOrderList()
    },
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getOrderList()
    },
    //展示修改地址对话框
    async showBox(id) {
      //获取订单地址信息(查看订单详情)
      const { data: res } = await this.$http.get(`orders/${id}`)
      console.log(res)
      if (res.meta.status !== 200)
        return this.$message.error('获取订单详情失败！')
      this.orderDetail = res.data
      this.address = res.data.consignee_addr //对该地址未作解释
      this.addressVisible = true
    },
    addressDialogClosed() {
      this.$ref.addressFormRef.resetFields()
    },
    async showProgressBox() {
      const { data: res } = await this.$http.get('/kuaidi/1106975712662')
      console.log(res)
      if (res.meta.status !== 200)
        return this.$message.error('获取物流进度失败！')
      this.progressInfo = res.data
      console.log(this.progressInfo)
      this.progressVisible = true
    }
  }
}
</script>

<style lang="less" scoped>
.el-cascader {
  width: 100%;
}
</style>
